package cst.start.recyclerviewtest222wmc;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;

import java.util.ArrayList;
import java.util.List;

public class MainActivity extends AppCompatActivity {
    private RecyclerView recyclerView;
    private RecyclerView.LayoutManager layoutManager;
    private MyAdapter mAdapter;
    List<ArticleBean> list;
    private void initRecyclerView(){
        recyclerView = (RecyclerView) findViewById(R.id.recyclerview);
        //创建默认的线性LayoutManager
        layoutManager = new LinearLayoutManager(this);
        //设置布局管理器
        recyclerView.setLayoutManager(layoutManager);
        //如果可以确定每个item的高度是固定的，设置这个选项可以提高性能
        recyclerView.setHasFixedSize(true);
        //创建并设置Adapter
        list = getData();
        mAdapter = new MyAdapter(this);
        mAdapter.setList(list);
        recyclerView.setAdapter(mAdapter);
    }
    private List<ArticleBean> getData(){
        List<ArticleBean> list = new ArrayList<ArticleBean>();
        ArticleBean art;
        art = new ArticleBean();
        art.setArticleId(1);
        art.setTitle("标题1");
        art.setImgid(R.drawable.f1);
        art.setTime("2017-5-15 16:14");
        art.setDescription("描述1");
        list.add(art);
        art = new ArticleBean();
        art.setArticleId(2);
        art.setTitle("标题2");
        art.setImgid(R.drawable.f2);
        art.setTime("2017-5-15 16:14");
        art.setDescription("描述2");
        list.add(art);
        art = new ArticleBean();
        art.setArticleId(3);
        art.setTitle("标题3");
        art.setImgid(R.drawable.f3);
        art.setTime("2017-5-15 16:14");
        art.setDescription("描述3");
        list.add(art);
        art = new ArticleBean();
        art.setArticleId(4);
        art.setTitle("标题4");
        art.setImgid(R.drawable.f4);
        art.setTime("2017-5-15 16:14");
        art.setDescription("描述4");
        list.add(art);
        art.setArticleId(5);
        art = new ArticleBean();
        art.setTitle("标题5");
        art.setImgid(R.drawable.f5);
        art.setTime("2017-5-15 16:14");
        art.setDescription("描述5");
        list.add(art);
        art = new ArticleBean();
        art.setArticleId(6);
        art.setTitle("标题6");
        art.setImgid(R.drawable.f6);
        art.setTime("2017-5-15 16:14");
        art.setDescription("描述6");
        list.add(art);
        return list;
    }
        @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
            initRecyclerView();
        }
}
